Gemini 3.1 Flash Lite Preview

googlegoogle/gemini-3.1-flash-lite-preview

Designed for high-volume, cost-sensitive traffic, Gemini 3.1 Flash Lite delivers a massive quality leap over previous Lite generations while matching the core performance of Gemini 2.5 Flash. Ideal for real-time applications requiring low latency at minimal cost.

上下文长度

最大输出

66K

输入价格

$0.300每百万 Tokens

输出价格

$1.80每百万 Tokens

模态能力

文本图像PDF→文本

价格明细

类型	费率
输入	$0.300 每百万 Tokens
输出	$1.80 每百万 Tokens

支持参数

temperaturemax_tokenstop_ptoolstool_choiceresponse_formatstop

API 使用示例

cURL

curl https://api.therouter.ai/v1/chat/completions   -H "Content-Type: application/json"   -H "Authorization: Bearer $THE_ROUTER_API_KEY"   -d '{
    "model": "google/gemini-3.1-flash-lite-preview",
    "messages": [
      {"role": "user", "content": "Summarize the key points from this input."}
    ]
  }'